SimCom SIM5300E

SIM5300E AT Command Manual V1.02
53
Read Command
AT+VTD?
Response
+VTD: <n>
OK
Write Command
AT+VTD=<n>
Response
This command refers to an integer <n> that defines the length of tones
emitted as a result of the +VTS command. This does not affect the D
command.
OK
Parameters <n>
0-255 Duration of the tone in 1/10 seconds
Reference
3GPP TS 27.007 [13]
3.2.33 AT+VTS DTMF and Tone Generation
AT+VTS DTMF and Tone Generation
Test Command
AT+VTS=?
Response
+VTS: (list of supported <dtmf>s),(list of supported <duration>s)
OK
Write Command
Generate tone Duration is set
by +VTD
AT+VTS=<dtmf-string>
AT+VTS=<dtmf>,{<dtmf>,<dur
ation>}
Response
This Command allows the transmission of DTMF tones and arbitrary tones in
voice mode. These tones may be used (for example) when announcing the
start of a recording period.
Note: D is used only for dialing.
OK
If error is related to ME functionality:
+CME ERROR: <err>
Note: The Command is writing only.
Parameters <dtmf-string> Which has a max length of 20 characters, must
be entered
between double quotes ("") and consists of combinations of the following
separated by commas. But a single character does not require quotes.
1) <dtmf> A single ASCII characters in the set 0-9, #,*, A-D. This is interpreted
as a sequence of DTMF tones whose duration is set by the +VTD Command.
2) {<dtmf>, <duration>} This is interpreted as a DTMF tone whose duration is
determined by <duration>.
<duration> Duration of the tone in 1/10 seconds range:
0-255
Reference
3GPP TS 27.007 [13]
SIMCOM CONFIDENTIAL FILE